*{
  margin: 0;
  padding: 0;
}
body,html{
  width: 100%;
  height: 100%;
}
.box{
  width: 100%;
  height: 100%;
}
.container{
  width: 100%;
  height: 100%;
  background-image: url("../../NO6旋转导航动画/image/dog.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  filter: blur(100px);
}
.cover{
  position: fixed;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
}
.percent{
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate3d(-50%,-50%,0);
  font-size: 36px;
  color: antiquewhite;
  padding: 15px;
  background-color: black;
  opacity: 0.5;
}